the tax base works. and you can -- >> but i have to -- >> no. >> but you haven't given me the math. i don't have the -- it would ta me too long to go through all the math. >> too long to go through the math, he says. but ryan did go on to hint, didn't promise, but he hinted that a romney administration would look at tax loopholes enjoyed by the wealthy. here's that. >> when you close a tax write-off or tax shelter for a higher income person, more of their income is subject to taxation so you can lower tax rates. that's where we begin. where we go is by denying those deductions and loopholes to higher income people, which allows us to lower tax rates for everybody across the board and still afford important preferences for the middle class taxpayers. >> there you have paul ryan on taxes. we expect some of the comments to pop up come wednesday night during the debate in denver, the very first presidential debate here of this election season. and i want to go to chief white house correspondent jessica yelli